CN100412433C - Coupling for a steel spiral flexible hose - Google Patents

Coupling for a steel spiral flexible hose Download PDF

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Publication number
CN100412433C
CN100412433C CNB2003801073391A CN200380107339A CN100412433C CN 100412433 C CN100412433 C CN 100412433C CN B2003801073391 A CNB2003801073391 A CN B2003801073391A CN 200380107339 A CN200380107339 A CN 200380107339A CN 100412433 C CN100412433 C CN 100412433C
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CN
China
Prior art keywords
clamp
described connector
helical member
connector
shell
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Expired - Fee Related
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CNB2003801073391A
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Chinese (zh)
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CN1732354A (en
Inventor
卡尔·温霍尔德
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Individual
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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L33/00—Arrangements for connecting hoses to rigid members; Rigid hose connectors, i.e. single members engaging both hoses
    • F16L33/26—Arrangements for connecting hoses to rigid members; Rigid hose connectors, i.e. single members engaging both hoses specially adapted for hoses of metal
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L25/00—Constructive types of pipe joints not provided for in groups F16L13/00 - F16L23/00 ; Details of pipe joints not otherwise provided for, e.g. electrically conducting or insulating means
    • F16L25/0036—Joints for corrugated pipes
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L25/00—Constructive types of pipe joints not provided for in groups F16L13/00 - F16L23/00 ; Details of pipe joints not otherwise provided for, e.g. electrically conducting or insulating means
    • F16L25/0036—Joints for corrugated pipes
    • F16L25/0045—Joints for corrugated pipes of the quick-acting type
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S285/00—Pipe joints or couplings
    • Y10S285/903—Corrugated
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T24/00—Buckles, buttons, clasps, etc.
    • Y10T24/14—Bale and package ties, hose clamps
    • Y10T24/1457—Metal bands

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Clamps And Clips (AREA)
  • Rigid Pipes And Flexible Pipes (AREA)
  • Mutual Connection Of Rods And Tubes (AREA)
  • Joints That Cut Off Fluids, And Hose Joints (AREA)

Abstract

The invention relates to a coupling for steel spiral flexible hoses, comprising a clamp which encompasses a flexible hose, consisting two part shells and which is formed as a clamping jaw which has an inner contour which encompasses in a positive fit a steel spiral flexible hose placed onto a spout. In order to be able to use the above-mentioned coupling with steel spiral flexible hoses having various types of gradients, a spiral is provided, encompassing the steel spiral flexible hose (9) in the region of the spout (8) along various paths as far as a projection (1c) on the end of the clamp (1) and which is clamped by the clamp (1) in an axially non-displaceable manner.

Description

The connector that the steel corrugated hose is used
Technical field
The present invention relates to the connector of a kind of steel corrugated hose (Stahlwendelschlauch) usefulness, it comprises clamping clamp one that be made of at least two branch shells, that surround flexible pipe and constitute clamp, and this clamping clamp has a kind of shape and surrounds an interior profile that is set to the steel corrugated hose on the mouth of pipe sealedly.
Background technique
Become known for the various structures of the connector of flexible pipe.For example be used for the steel corrugated hose, that is such flexible pipe by the known a kind of connector of EP 1153236B1, its within it portion have a spirality steel wire that is used to reinforce.This connector that is proposed by the present patent application claimant has one and clamps clamp, and it is by one of plastic injection-moulded one-tenth, and wherein a round thread injection moulding that is provided with a corresponding pitch is gone in this clamping clamp part.This known connector disadvantageously clamps clamp and only is suitable for a completely specified flexible pipe with completely specified steel helical pitch.Owing on market, have the steel spiral that the flexible pipe of different manufacturers' different steel corrugated hose product and supply has different pitch, the application of known connector is only limited to such flexible pipe, and the pitch of its steel spiral meets the pitch that injection moulding goes into to clamp the round thread of clamp part.
Summary of the invention
Therefore the objective of the invention is to, design the connector fitting of and above detailed description described, make it suitable to pitch various steel corrugated hoses far from it with further formation beginning.
Reach like this according to this purpose of the present invention, a helical member promptly is set, this helical member clamps and can not move axially with multi-turn helical encirclement steel corrugated hose and by clamping clamp up to a bump at an end that clamps clamp in the zone of the mouth of pipe.
The present invention recognizes, can constitute a kind of connector that can be general like this, promptly in the connector zone, fill up by the helical member of a flexibility in a simple manner in the spiral gap between the steel taenidium on the excircle of a steel corrugated hose, the latter has one " variable pitch ", and it is for example formed by plastic injection-moulded.This helical member is filled in mouth of pipe flange and clamps the annular space around the steel corrugated hose between the bump on clamp one end in the connector fitting of closing then, thereby flexible pipe is clamped reliably by the clamping clamp that constitutes clamp.
For connector of the present invention can be used as quick connector, one clamp lever that is provided with on the free circumferential end of one fen shell via a bolt is provided, and it is in order to be connected another free circumferential end that can be connected in the branch shell that matches via a case spring at the steel corrugated hose with the force closure that clamps between the clamp.This form of implementation is to conform with purpose especially because original known quick clamp fitting also can with new-type connector mating reaction.
Another structural specifications of the present invention clamps clamp and is formed by plastic injection-moulded.Two fens shells can be made as part separately this, but also two fens shells might be made integral type, wherein the connection between two fens shells conforms with the destination and is made of a film hinge.
As mentioned above, helical member preferably is made of plastics, wherein for connecting the purpose of electrostatic charging, should by the plastics of conduction for example PEHD (high density polyethylene (HDPE)) make.Preferably it is constituted continuous helical member, only need again its sizing to be cut off for application corresponding then.Obviously, such plastic spiral not only can be adapted to the different pitch of different steel spirals but also can be adapted to different hose diameters in certain limit.
According to another favourable manufacturing of the present invention, helical member have the substantial rectangular cross section and within it mask the carinate bump that is provided with in the centre is arranged.
In order to reach helical member and to clamp fixing reliably between the clamp, but clamp the interior profile that clamp has the sealed connection of shape.But be different from known connector fitting.The shape of the hose end that this shape is sealed and to be clamped is irrelevant.According to the present invention, might make the interior profile of branch shell have each ridge concentric or that shape of threads is extended, it preferably has triangular cross section and is pressed in clamping process in the plastics of spiral of employing, thereby guarantees in axial direction fixing reliably of flexible pipe.Perhaps also can imagine, replace ridge bump equally distributed many pin shapes or the joint tongue shape to be set along the interior profile that clamps clamp.
In order also to obtain clamping reliable connection the between clamp and the mouth of pipe that inserts hose end, clamp clamp by known way and be provided with a circular groove at the one end, wherein insert the flange that one of the mouth of pipe constitutes the axle collar.
Description of drawings
Below illustrate in greater detail the present invention by the accompanying drawing that a preferred embodiment only is shown.Wherein:
The front elevation of Fig. 1 connector of the present invention;
The connector of Fig. 2 Fig. 1 is along the side view of the direction of arrow II among Fig. 1;
The connector of Fig. 3 Fig. 1 is along the side view of the direction of arrow III among Fig. 1, but do not have clamp lever;
The connector of Fig. 4 A Fig. 1 is along the vertical cross section of the line IV-IV intercepting of Fig. 1;
The enlarged view of the connector of Fig. 4 B Fig. 4 A;
The clamping clamp of Fig. 5 connector of the present invention is at the front elevation of the position of opening; And
The plan view of the clamping clamp of Fig. 6 Fig. 5.
Embodiment
Fig. 1 to 3 illustrates three different views of connector of the present invention.The core members of connector is one to clamp clamp 1, its shown in and comprise two independent branch shell 1a and 1b in the preferred embodiment for this reason.As being found out by Fig. 1 and 3 especially, shell interconnected via a hinge 2 hinge types in two minutes, and the pin 2a that wherein divides the end of shell 1a to have two shapings, its corresponding lug 2b who constitutes by minute shell 1b hook formula and surround.
In a preferred embodiment, shown connector also has a fast fixture easy to use, wherein clamp clamp 1 and have a clamp lever 3 in the circumferential end freely of minute shell 1a, it is hinged on the branch shell 1a rotationally by a bolt 4, as being learnt by Fig. 1 and 2.Clamp lever 3 also has a pin 5, and it is used for fixing an end of a case spring 6.Wherein the free end of case spring 6 is configured to make itself and lug 7 mating reactions that are provided with on minute shell 1b, so that apply necessary closing pressure, as obviously visible by Fig. 1 especially.
One mouth of pipe 8, the end that it inserts steel corrugated hose 9 is used to be applied for fixing needed clamping force.The mode of operation of connector of the present invention can be described in Fig. 4 a and 4b especially in more detail.Steel corrugated hose 9 has one corresponding to the pitch that is positioned at steel wire 10 formations wherein, and it may be different sizes in different manufacturers' steel corrugated hose even to identical diameter.In order to bear necessary axial tension, the mouth of pipe 8 also must with clamp clamp sealed connection of 1 shape.The mouth of pipe 8 has a flange that can not move axially setting for this reason, and it preferably constitutes the axle collar 11 and is held by the circular groove 12 that clamps in the clamp 1.
For the reliable sealing of 9 of the mouth of pipe 8 and steel corrugated hoses, the mouth of pipe 8 has a circular groove 13, wherein inserts a Sealing, and it constitutes circular seal ring 14 in the embodiment shown.Obviously, wherein the diameter of circular seal ring should be matched with circular groove 13 circular seal ring 14 is protruded from beyond the external diameter of the mouth of pipe 8.
According to the present invention one helical member 15 is set now, this helical member clamps and can not move axially with multi-turn helical encirclement steel corrugated hose 9 and by clamping clamp 1 up to a bump 1c who clamps clamp 1 in the zone of the mouth of pipe 8.Shown in and be wound with in the preferred embodiment for this reason and amount to
Figure C20038010733900071
Enclose helical and fill up the whole inner region that clamps clamp 1 thus.Because clamping clamp 1 profile within it is provided with carinate bump 16, thereby it has the cross section of leg-of-mutton and tip-angled shape, in connector closed closed procedure, preferably the helical member of being made by conductive plastic 15 was extruded and can not moves axially and guarantee the fixing reliably of connector fitting of the present invention thus.
Can learn also that helical member has the cross section of substantial rectangular and have the carinate bump 17 that is provided with in the centre at inner face by Fig. 4 a and 4b.Guarantee the best cooperation of helical member on steel corrugated hose 9 ends whereby.
At last, in Fig. 5 and 6, be shown specifically the branch shell 1a of employing and the structure of 1b once more.Can obviously find out the hinge type connection that connects 2a/2b between the two halves shell via pin/lug.Also can see two circular hole 4a at minute free end of shell 1b, it is used to hold bolt 4 so that hinged clamp lever 3.In by the plan view of Fig. 6, also can see the annular protrusion 1c that clamps clamp 1 once more.
In an illustrated embodiment, divide the interior profile of shell 1a and 1b to be provided with each concentric ridge 16.Thereby it has triangular cross section and obtains good especially clamping action with helical member to be embedded.Though be included in the present invention, not shown, replace concentric ridge 16, also can relate to the ridge of shape of threads extension or the bump equally distributed many pin shapes of interior profile or the joint tongue shape that shell 1a and 1b are divided in the edge.Important here only is, guarantees sealed connection of reliable shape with helical member to be clamped.

Claims (19)

1. the connector used of steel corrugated hose, it comprises clamping clamp one that be made of at least two branch shells, that surround flexible pipe and constitute clamp, this clamping clamp has a kind of shape and surrounds an interior profile that is set to the steel corrugated hose on the mouth of pipe sealedly, it is characterized in that, one helical member (15) is set, and this helical member clamps and can not move axially with multi-turn helical encirclement steel corrugated hose (9) and by clamping clamp (1) up to a bump (1c) at an end that clamps clamp (1) in the zone of the mouth of pipe (8).
2. according to the described connector of claim 1, it is characterized in that, one minute shell (1b) free circumferential end on via a bolt (4) clamp lever (3) is set, this clamp lever is in order to set up force closure between the clamp (1) and to be connected another free circumferential end (7) that can be connected in the branch shell (1a) that matches via a case spring (6) with clamping at steel corrugated hose (9).
3. according to claim 1 or 2 described connectors, it is characterized in that, clamp clamp (1) and form by plastic injection-moulded.
4. according to the described connector of claim 3, it is characterized in that, clamp clamp (1) and constitute by two branch shells (1a, 1b).
5. according to the described connector of claim 3, it is characterized in that, clamp clamp and be configured to integral structure.
6. according to the described connector of claim 1, it is characterized in that helical member (15) is made of plastics.
7. according to the described connector of claim 6, it is characterized in that described plastics are a kind of plastics of conduction.
8. according to the described connector of claim 1, it is characterized in that, helical member (15) but make the continuous helical member that sizing is cut off.
9. according to the described connector of claim 1, it is characterized in that the cross section that helical member (15) has substantial rectangular.
10. according to the described connector of claim 6, it is characterized in that helical member (15) mask within it has a carinate bump (17) that is provided with in the centre.
11. according to the described connector of claim 1, it is characterized in that, divide the interior profile of shell (1a, 1b) to have concentric ridge (16).
12. according to the described connector of claim 1, it is characterized in that, divide the interior profile of shell (1a, 1b) to have the ridge that shape of threads is extended.
13., it is characterized in that the interior profile of branch shell (1a, 1b) has the bump of many pin shapes according to the described connector of claim 1.
14., it is characterized in that described each ridge or bump have triangular cross section according to the described connector of claim 11.
15. according to the described connector of claim 1, it is characterized in that the mouth of pipe (8) has a flange and a branch shell (1a, 1b) that constitutes the annular of the axle collar (11) and has one in the inside that clamps clamp (1) for holding the circular groove (12) that this axle collar (11) is provided with.
16., it is characterized in that the mouth of pipe (8) has a circular groove (13) in its zone by the hose end overlap joint, be embedded in a Sealing at circular groove according to the described connector of claim 1.
17. according to the described connector of claim 16, it is characterized in that, adopt a circular seal ring (14) as described Sealing.
18., it is characterized in that clamp lever (3) is made by the high-quality steel according to the described connector of claim 2.
19., it is characterized in that case spring (6) is hinged on one and is parallel to that pin (5) that bolt (4) is provided with is gone up and bolt (4), pin (5) and/or case spring (6) are made by stainless steel according to the described connector of claim 2.
CNB2003801073391A 2002-12-23 2003-12-08 Coupling for a steel spiral flexible hose Expired - Fee Related CN100412433C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE10261557A DE10261557B4 (en) 2002-12-23 2002-12-23 Coupling for steel spiral hoses
DE10261557.8 2002-12-23

Publications (2)

Publication Number Publication Date
CN1732354A CN1732354A (en) 2006-02-08
CN100412433C true CN100412433C (en) 2008-08-20

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CNB2003801073391A Expired - Fee Related CN100412433C (en) 2002-12-23 2003-12-08 Coupling for a steel spiral flexible hose

Country Status (10)

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US (1) US7364205B2 (en)
EP (1) EP1576311B1 (en)
CN (1) CN100412433C (en)
AT (1) ATE368821T1 (en)
AU (1) AU2003293799A1 (en)
DE (2) DE10261557B4 (en)
ES (1) ES2291727T3 (en)
PL (1) PL205239B1 (en)
WO (1) WO2004059203A1 (en)
ZA (1) ZA200504818B (en)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10261557B4 (en) 2002-12-23 2005-06-02 Weinhold, Karl, Dipl.-Ing. Coupling for steel spiral hoses
MY167767A (en) * 2006-05-12 2018-09-24 Bfm Tech Limited Cuffed connection system
KR20120091174A (en) 2009-10-02 2012-08-17 사노피 Use of compounds with sglt-1/sglt-2 inhibitor activity for producing medicaments for treatment of bone diseases
US8371623B2 (en) * 2010-01-07 2013-02-12 Herve′ X. Bronnert Cam clamp assembly
US8844975B2 (en) * 2010-06-11 2014-09-30 Parker-Hannifin Corporation Hose intervention clamp and clamp system for field repair
US9523449B2 (en) 2011-03-22 2016-12-20 Airvac, Inc. Pipe coupling
EP2702304A2 (en) * 2011-04-27 2014-03-05 BP Corporation North America Inc. Apparatus and methods for connecting hoses subsea
US9631754B2 (en) * 2012-05-01 2017-04-25 Thoratec Corporation Tubing assembly, clamp, and tubing connection method
CN102720891B (en) * 2012-06-28 2014-07-02 天津大学 Submarine pipeline buckle arrestor with spiral eye plates and fixation method for submarine pipeline buckle arrestor
DE102013107780B3 (en) * 2013-07-22 2014-12-24 Christof Kaiser System for conducting a pressurized medium
US10203058B2 (en) * 2014-04-24 2019-02-12 Nordson Corporation Reverse barb fluid connector and method of fluid connection
US11346481B2 (en) 2018-02-28 2022-05-31 Herve' X. Bronnert Cam clamp
EP4332420A1 (en) * 2022-08-29 2024-03-06 TI Automotive (Fuldabrück) GmbH Fluid line with a fluid-carrying corrugated pipe

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE881287C (en) * 1943-06-08 1953-06-29 Busch Jaeger Luedenscheider Me Screw connection for attaching spirally wound metal hoses
EP0115326A2 (en) * 1983-01-27 1984-08-08 Siemens Aktiengesellschaft Circuit arrangement for adjusting the mean frequency of the oscillator of a phase-locked loop

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE179711C (en) *
US2166524A (en) * 1936-03-14 1939-07-18 Howard W Goodall Hose clamp
US3495855A (en) * 1967-11-17 1970-02-17 Parker Hannifin Corp Clamp-type hose coupling
DE1913506A1 (en) * 1969-03-17 1970-10-01 Parker Hannifin Corp Hose couplings
US4443031A (en) * 1982-11-04 1984-04-17 Thyssen-Bornemisza Inc. Connector fitting for connecting corrugated conduit sections
US4593942A (en) * 1984-07-16 1986-06-10 Hydrasearch Co., Inc. Coupling for thin-walled flexible hose
DE3532505C1 (en) * 1985-09-12 1986-11-27 Karl Dipl.-Ing.(FH) 4040 Neuss Weinhold Connection coupling
GB8523927D0 (en) * 1985-09-27 1985-10-30 Big O Drain Tile Co Ltd Culvert pipe coupling
JP2557399B2 (en) * 1987-04-28 1996-11-27 北川工業株式会社 Corrugated pipe fitting
JP2756816B2 (en) * 1989-03-15 1998-05-25 東洋化学株式会社 Corrugated pipe connection structure
FR2645616A1 (en) * 1989-04-07 1990-10-12 Saint Hubert Ind Laitiere Collar for fixing a hose made from a flexible material to a rigid pipe
JPH076594B2 (en) * 1989-12-26 1995-01-30 大日本プラスチックス株式会社 Corrugated pipe joint structure
US5330233A (en) * 1993-04-27 1994-07-19 James Kress Recreational vehicle sewer apparatus
AU728056C (en) * 1997-03-07 2001-07-19 Pma Ag Joining and connecting component for corrugated pipes
US5984375A (en) * 1997-07-23 1999-11-16 Schlumberger Industries, Inc. Hose collar and method of use therefor
JP3482515B2 (en) * 1998-08-28 2003-12-22 東拓工業株式会社 Pipe end coupling
DE19907412C2 (en) 1999-02-20 2000-12-21 Karl Weinhold Coupling for steel spiral hoses
DE10261557B4 (en) 2002-12-23 2005-06-02 Weinhold, Karl, Dipl.-Ing. Coupling for steel spiral hoses

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE881287C (en) * 1943-06-08 1953-06-29 Busch Jaeger Luedenscheider Me Screw connection for attaching spirally wound metal hoses
EP0115326A2 (en) * 1983-01-27 1984-08-08 Siemens Aktiengesellschaft Circuit arrangement for adjusting the mean frequency of the oscillator of a phase-locked loop

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Publication number Publication date
ES2291727T3 (en) 2008-03-01
EP1576311B1 (en) 2007-08-01
ATE368821T1 (en) 2007-08-15
WO2004059203A1 (en) 2004-07-15
CN1732354A (en) 2006-02-08
US7364205B2 (en) 2008-04-29
AU2003293799A1 (en) 2004-07-22
DE50307838D1 (en) 2007-09-13
PL205239B1 (en) 2010-03-31
ZA200504818B (en) 2006-04-26
DE10261557A1 (en) 2004-07-15
EP1576311A1 (en) 2005-09-21
PL375920A1 (en) 2005-12-12
US20060130287A1 (en) 2006-06-22
DE10261557B4 (en) 2005-06-02

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